Specifications include, but are not limited to: Base Contract 480V GE WavePro, GE EntelliGuard, Square D Masterpact and Cutler Hammer Magnum DS Main-Tie-Main Switchgear Maintenance 1. General a. The first and second semi-annual inspections shall cover a total of twelve main tie main switchgear located within the Central Terminal Area (CTA) – one for each of the SkyLink Stations (two stations per terminal) in Terminals A, B, C and E, one in the Terminal B Stinger, one in Terminal High C, one in Terminal D Extension, and one in the SkyLink Maintenance Service Facility. i. This base contract work shall be performed during off hours between 0000-0400 hours, generally starting at 0000 hours. For the purposes of the bid solicitation, for the first maintenance inspection, it is anticipated that only one location will be serviced each night and that it will take 4 hours to conduct the required maintenance. It is anticipated that the second maintenance inspection will take 2 hours to complete. ii. The first maintenance inspection shall include Breaker Visual, Mechanical, Electrical Inspection, and Transfer Tests. iii. The second maintenance inspection shall be limited to Transfer Tests only.